Poco X3 vs Xiaomi 15 Ultra
The Poco X3 (2020) runs on the Qualcomm Snapdragon 732G, while the Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Xiaomi 15 Ultra leads — 85/100 vs 47/100 (a 38-point difference). Key differences: the main camera is 64 MP vs 50 MP; the Xiaomi 15 Ultra is faster in AnTuTu (3,030,376 vs 531,656); the Xiaomi 15 Ultra has NFC for contactless payments, the Poco X3 doesn't.
Profile comparison
Category scores
Poco X3
Xiaomi 15 Ultra
What makes Poco X3 better?
- Better main camera: 64MP vs 50MP
- Overall rating 47/100
What makes Xiaomi 15 Ultra better?
- Higher AnTuTu: 3030376 vs 531656
- Better Geekbench Single: 3050 vs 752
- Better Geekbench Multi: 10200 vs 1819
- Faster charging: 90W vs 33W
- Higher performance (92/100 vs 42/100)
- Better camera (87/100 vs 46/100)
- Longer battery life (80/100 vs 53/100)
- Better display (90/100 vs 66/100)
- Better portability (29/100 vs 28/100)
Comparison verdict
Comparing the Poco X3 vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 38 points higher (85/100 vs 47/100). In the "performance" category, the Xiaomi 15 Ultra leads (92/100 vs 42/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 46/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 53/100). In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Poco X3 (92/100 vs 42/100). In the "display" category, the Xiaomi 15 Ultra notably outperforms the Poco X3 (90/100 vs 66/100). In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Poco X3 (87/100 vs 46/100). In the "battery" category, the Xiaomi 15 Ultra notably outperforms the Poco X3 (80/100 vs 53/100). In the "portability" category, the Xiaomi 15 Ultra and the Poco X3 are nearly equal (29/100 vs 28/100).
Specs comparison
| Specification | Poco X3 | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 732G | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 531656 | 3030376 | |
| Geekbench Single | 752 | 3050 | |
| Geekbench Multi | 1819 | 10200 | |
| Display | 6.7" IPS LCD | 6.7" LTPO AMOLED | |
| Resolution | 1080x2400 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6000 mAh | 6000 mAh | |
| Charging | 33W | 90W | |
| Wireless charging | 0W | 50W | |
| DXOMark (camera) | — | 159 | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 13 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 6GB / 8GB | 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | Android 10, MIUI 12 | Android 15 / HyperOS 2 | |
| Brightness (peak) | 450 nits | 3200 nits | |
| NFC | no | yes | |
| Protection | IP53 | IP68 | |
| Dimensions | 165.3×76.8×10.1 mm | 161.3×75.3×9.4 mm | |
| Weight | 225 g | 225 g | |
| Launch price | — | $999 |
Camera comparison
Poco X3
- Main: 64MP f/1.9
- Ultrawide: 13MP
- Front: 20MP
Xiaomi 15 Ultra
- Main: 50MP f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Poco X3
- 6.7" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Battery and charging
Poco X3
- 6000 mAh
- Wired: 33W
- No wireless charging
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared Poco X3 and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 15 Ultra leads Poco X3 by 82.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Poco X3
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Poco X3 (92/100 vs 42/100).
display
In the "display" category, the Xiaomi 15 Ultra notably outperforms the Poco X3 (90/100 vs 66/100).
camera
In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Poco X3 (87/100 vs 46/100).
battery
In the "battery" category, the Xiaomi 15 Ultra notably outperforms the Poco X3 (80/100 vs 53/100).
portability
In the "portability" category, the Xiaomi 15 Ultra and the Poco X3 are nearly equal (29/100 vs 28/100).
Frequently asked questions
Which is better: the Poco X3 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra significantly outperforms the Poco X3 by 38 points (85/100 vs 47/100).
What is the rating of the Poco X3 and the Xiaomi 15 Ultra?
The Poco X3 has a MobileRank rating of 47/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the Poco X3 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 46/100).
Which is more powerful: the Poco X3 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on performance (92/100 vs 42/100).
Should you choose the Poco X3 over the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.